Fuels and Combustion Gobar gas is produced by the __________ of cown dung. Hydrogenation Fermentation None of these Oxidation Hydrogenation Fermentation None of these Oxidation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal tar (produced by high temperature carbonisation) is the main source of Olefins Paraffins Aromatic compounds Alphatic compounds Olefins Paraffins Aromatic compounds Alphatic compounds ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas produced by high temperature carbonisation of coal (as compared to that produced by low temperature carbonisation), has Higher calorific value Neither A nor B Lower hydrogen content Both A & B Higher calorific value Neither A nor B Lower hydrogen content Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Width of the coke oven towards coke side is slightly more than that on pusher side to Increase the output of the coke Facilitate uniform heating of the oven Facilitate easy discharging of coke as it swells during carbonisation None of these Increase the output of the coke Facilitate uniform heating of the oven Facilitate easy discharging of coke as it swells during carbonisation None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of dry wood may be around __________ Kcal/kg. 5000 500 50 5 5000 500 50 5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A certain thickness of the coal, if stored unscientifically on soft (katcha) ground having no metallic/concrete flooring gets sunked into the ground, which is termed as the 'carpet loss'. The carpet loss may be of the order of __________ cms. 1 to 2 20 to 40 3 to 4 5 to 15 1 to 2 20 to 40 3 to 4 5 to 15 ANSWER DOWNLOAD EXAMIANS APP
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